Syntax:mixed DsDeque::shift (void)
Parameters:this function takes no parameters.
Return value:this function returns the first deque value that was removed.The following programs illustrate the
Ds function / Deque::shift()in PHP:
Program 1:
// Declare deque $deq = new DsDeque ([10, 20, 30, 40, 50, 60]);
// Use the function Ds / Deque::shift() var_dump ( $deq -> shift ( )); var_dump ( $deq -> shift()); var_dump ( $deq -> shift()); var_dump ( $deq -> shift()); var_dump ( $deq -> shift()); var_dump ( $deq -> shift());
?> Exit:int (10 ) int (20) int (30) int (40) int (50) int (60)
Program 2:
// Declare deque $deq = new DsDeque ([ "engineer" , " for " , " engineer " ]);
// Use the function Ds / Deque::shift() var_dump ( $deq -> shift ( )); var_dump ( $deq -> shift()); var_dump ( $deq -> shift());
// Declare deque $deq = new DsDeque ([ ’G’ , ’ E’ , ’E’ , ’ K ’ , ’ S’ , 1, 2, 3]);
// Use the function Ds / Deque::shift() var_dump ( $deq -> shift ( )); var_dump ( $deq -> shift()); var_dump ( $deq -> shift());
?> Exit:string (5 ) "engineer" string (3) "for" string (5) "engineer" string (1) "G" string (1) "E" string (1) "E"
Link : https://www.php.net/manual/en/ds-deque.shift .php
